/*
 * Copyright (c) 2024-2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef OHOS_RESTOOL_CMD_PARSER_H
#define OHOS_RESTOOL_CMD_PARSER_H

#include <cstdint>
#include <memory>
#include <iostream>
#include <string>
#include <type_traits>
#include <vector>
#include "cmd/package_parser.h"
#include "singleton.h"
#include "restool_errors.h"

namespace OHOS {
namespace Global {
namespace Restool {

class CmdParserBase {
public:
    CmdParserBase(const std::string &name);
    virtual ~CmdParserBase() = default;
    virtual uint32_t Parse(int argc, char *argv[], int currentIndex);
    virtual uint32_t ParseOption(int argc, char *argv[], int currentIndex);
    virtual uint32_t ExecCommand() = 0;
    virtual void ShowUseage() = 0;
protected:
    std::vector<std::unique_ptr<CmdParserBase>> subcommands_;
    const std::string name_;
    bool showUseage_{true};
};

class CmdParser : public CmdParserBase, public Singleton<CmdParser> {
public:
    CmdParser();
    uint32_t ParseOption(int argc, char *argv[], int currentIndex) override;
    uint32_t ExecCommand() override;
    void ShowUseage() override;
    PackageParser &GetPackageParser();

private:
    PackageParser packageParser_;
};
}
}
}
#endif